Best Spectrum Analyzers In April 2025

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Are you an enthusiast of Best Spectrum Analyzers? If so, you definitely want to check out the following top 10 Best Spectrum Analyzers.

To help you in your search, we have completed this list of the Best Spectrum Analyzers.

Top Rated Best Spectrum Analyzers Of 2025

Rank	Product Name	Score
1	Rigol DSA815-TG Tracking Generator Spectrum Analyzer Buy Now	9.7 Buy Now
2	Siglent SSA3021X-TG Digital Spectrum Analyzer 9kHz-2.1GHz with Tracking Generator Buy Now	9.5 Buy Now
3	Rigol DSA705 Spectrum Analyser 500MHz Buy Now	9.1 Buy Now
4	SIGLENT SSA3021X Spectrum Analyzer 9 kHz up to 2.1 GHz w/ Tracking Generator Buy Now	8.8 Buy Now

1. Rigol DSA815-TG Tracking Generator Spectrum Analyzer

• 1.5 ghz tracking generator is included in the package
• Total amplitude uncertainty < 1.5 db
• 100 hz minimum resolution bandwidth (rbw)
• 9 khz to 1.5 ghz frequency range
• Typical -135 dbm displayed average noise level (danl)

2. Siglent SSA3021X-TG Digital Spectrum Analyzer 9kHz-2.1GHz with Tracking Generator

• 10 hz 3db resolution bandwidth
• The included tracking generator with a front panel output allows you to make swept measurements for frequency response analysis.
• Low third-order intercept point
• Very sensitive with a low noise floor, danl
• Low phase noise, excellent amplitude accuracy & wide frequency range

3. Rigol DSA705 Spectrum Analyser 500MHz

• Displayed average noise level (danl) 155dbm/hz typ. with preamplifier on
• Phase noise 80dbc/hz at10khz offset
• Minimum resolution bandwidth (rbw) 100hz
• Spectrum analyzer, 100khz to 500mhz
• Frequency range from 100khz to 500mhz

4. SIGLENT SSA3021X Spectrum Analyzer 9 kHz up to 2.1 GHz w/ Tracking Generator

• Frequency range from 9 khz up to 2.1 ghz
• -161 dbm/hz displayed average noise level (typ.)
• Total amplitude accuracy < 0.7 db
• 10 hz minimum resolution bandwidth (rbw)
• -98 dbc/hz @10 khz offset phase noise (1 ghz, typ.)